522242361 has 12 divisors (see below), whose sum is σ = 754748592. Its totient is φ = 347977656.

The previous prime is 522242359. The next prime is 522242389. The reversal of 522242361 is 163242225.

It is a happy number.

It is not a de Polignac number, because 522242361 - 2¹ = 522242359 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522242311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3930 + ... + 32556.

It is an arithmetic number, because the mean of its divisors is an integer number (62895716).

Almost surely, 2^522242361 is an apocalyptic number.

It is an amenable number.

522242361 is a deficient number, since it is larger than the sum of its proper divisors (232506231).

522242361 is a wasteful number, since it uses less digits than its factorization.

522242361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30660 (or 30657 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 522242361 is about 22852.6226284862. The cubic root of 522242361 is about 805.2993812064.

Adding to 522242361 its reverse (163242225), we get a palindrome (685484586).

The spelling of 522242361 in words is "five hundred twenty-two million, two hundred forty-two thousand, three hundred sixty-one".